Hitachi BCL1815 is a popular 18V lithium-ion battery used in a wide range of Hitachi cordless power tools. Like all rechargeable batteries, it has a finite lifespan. Today BattAussie experts share the guide provides a comprehensive overview of how to replace your BCL1815 tool battery, including selecting a suitable replacement, the replacement process itself, safety precautions, and proper disposal of the old battery.
Understanding Your Hitachi BCL1815 Battery
Before diving into the replacement, it’s helpful to understand the basics of your BCL1815 battery.
Key Specifications
The Hitachi BCL1815 generally features the following specifications:
- Voltage: 18V
- Type: Lithium-ion (Li-ion)
- Common Original Capacity: Typically 1.5Ah. Replacement batteries are available in various capacities, such as 2.0Ah, 3.0Ah, 4.0Ah, and even higher.
- Common Part Numbers it Replaces or is Replaced By: EBM1830, 327730, 327731, BCL1820, BCL1815 BCL1830, BCL1840.
- Compatible Electric Power Tools: Fits a wide array of Hitachi/HiKOKI 18V cordless tools including drills, impact drivers, saws, grinders, and more across C, CJ, CR, DH, DS, DV, G, RB, UB, WH, WR series power tools.
Common Signs You Need a Replacement Hitachi EBM1830 Battery
- The battery no longer holds a charge for as long as it used to.
- The power tool feels noticeably weaker, even with a freshly charged battery.
- The battery takes an unusually long time to charge or fails to charge completely.
- The battery casing is damaged, swollen, or leaking.
- Your charger indicates a faulty battery (e.g., rapid flashing lights, consult your original Hitachi battery charger manual).
Working with batteries, especially lithium-ion types, requires care:
- Always handle batteries with care. Do not drop, crush, or puncture them.
- Never attempt to disassemble or repair a lithium-ion battery pack yourself. This can be dangerous and may lead to short circuits, fire, or explosion.
- Keep batteries away from metal objects like coins, keys, or tools that could cause a short circuit.
- Do not expose batteries to extreme temperatures or moisture.
- Use only chargers specifically designed for your battery type (Li-ion, 18V). Using an incompatible charger can damage the battery and pose a fire risk.
- If a Hitachi drill battery is damaged or leaking, wear protective gloves and eye protection.